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    • Today

      Nov 18

      40° /19°F
      Increasingly windy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sun

      Nov 19

      39° /29°
      Sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Nov 20

      50° /32°
      Sunny, breezy and not as cool
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Nov 21

      33° /16°
      Sunny, breezy and colder
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Nov 22

      31° /22°
      Partly sunny and cold
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    40°Hi RealFeel® 28° Precipitation 45%
    Partly sunny and increasingly windy
    • Winds from the
    • NNW 18 mph
    • Gusts: 30 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0.0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 0.5 hrs

    Night

    19°Lo RealFeel® 7° Precipitation 1%
    Breezy this evening; otherwise, clear and colder
    • Winds from the
    • NW 14 mph
    • Gusts: 22 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Waterloo Pollen Levels Nov 18

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 11/18/2016
    High 40° 44° 73° (1999) 63°
    Low 19° 26° (2014) 34°

    Sunrise/Sunset

    • Sunrise: 7:04 AM
    • Sunset: 4:45 PM
    • Duration: 9:41 hr

    Moonrise/Moonset

    • Moonrise: 6:58 AM
    • Moonset: 5:20 PM
    • Duration: 10:22 hr
    Astronomy

    Sat. Pollen

    Sat. Dust & Dander

    Sat. Wind Maps